LATG chapter 13 alas learning library
questions & answers.
Which of the following can be viewed with the naked eye?
a Pinworms
b Protozoa
c Parvoviruses
d Pleomorphic bacteria ANS -a
A subclinical disease:
a is a result of failing body systems.
b has no observable signs.
c is diagnosed by interpreting signs of illness.
d cannot be detected with laboratory tests. ANS -b
Which definition is most accurate for the term "disease"?
a A sudden reaction characterized by a sharp drop in blood pressure, hives, and respiratory distress
b An immune system reaction to the presence of a foreign organism or substance
c An altered physiological state in which the function of a tissue, organ, or body system has been
impaired
d Anything that can cause stress in an individual, such as trauma ANS -c
Which of the following characteristics generally apply to bacterial spores?
a There are no medical significant bacteria that form spores.
b Most of them can be destroyed by drying.
c They are dormant forms of the bacteria.
d They may remain viable even after being autoclaved. ANS -c,d
,Bacteria that can grow in low oxygen environments are known by what term?
a Normal
b Aerobic
c Anaerobic
d Microaerophilic ANS -d
A bacteria with cilia has:
a long, tail-like structures on the outside of the cell.
b hair like structures on the outside of the cell.
c a thick capsule surrounding the cell.
d a blob-like shape and smooth cell wall. ANS -b
What is the term for a bacterium requiring normal atmospheric oxygen concentration to survive?
a Anaerobic
b Aerobic
c Normal
d Microaerophilic ANS -b
Botulism is caused by a bacterial toxin.
a True
b False ANS -a
Bacterial virulence is directly proportional to disease severity.
a False
b True ANS -b
A Gram-positive bacterium has a thin internal cell wall:
a True
b False ANS -b
, Which statement applies to all bacteria?
a They can only live inside a host's cells.
b They do not have mitochondria in their cytoplasm.
c They do not require oxygen to survive.
d They have a well-defined nucleus. ANS -b
What is the term for bacteria staining purplish-blue with Gram stain?
a Gram-neutral
b Gram-positive
c Gram-aerobic
d Gram-negative ANS -b
All bacteria have a capsule.
a False
b True ANS -a
Which type of RNA virus is carried from animal to animal by mosquitoes, ticks, and lice?
a Orthomyxovirus
b Arbovirus
c Paramyxovirus
d Coronavirus ANS -b
Which type of RNA virus is mouse hepatitis virus?
a Arbovirus
b Orthomyxovirus
c Coronavirus
d Paramyxovirus ANS -c
questions & answers.
Which of the following can be viewed with the naked eye?
a Pinworms
b Protozoa
c Parvoviruses
d Pleomorphic bacteria ANS -a
A subclinical disease:
a is a result of failing body systems.
b has no observable signs.
c is diagnosed by interpreting signs of illness.
d cannot be detected with laboratory tests. ANS -b
Which definition is most accurate for the term "disease"?
a A sudden reaction characterized by a sharp drop in blood pressure, hives, and respiratory distress
b An immune system reaction to the presence of a foreign organism or substance
c An altered physiological state in which the function of a tissue, organ, or body system has been
impaired
d Anything that can cause stress in an individual, such as trauma ANS -c
Which of the following characteristics generally apply to bacterial spores?
a There are no medical significant bacteria that form spores.
b Most of them can be destroyed by drying.
c They are dormant forms of the bacteria.
d They may remain viable even after being autoclaved. ANS -c,d
,Bacteria that can grow in low oxygen environments are known by what term?
a Normal
b Aerobic
c Anaerobic
d Microaerophilic ANS -d
A bacteria with cilia has:
a long, tail-like structures on the outside of the cell.
b hair like structures on the outside of the cell.
c a thick capsule surrounding the cell.
d a blob-like shape and smooth cell wall. ANS -b
What is the term for a bacterium requiring normal atmospheric oxygen concentration to survive?
a Anaerobic
b Aerobic
c Normal
d Microaerophilic ANS -b
Botulism is caused by a bacterial toxin.
a True
b False ANS -a
Bacterial virulence is directly proportional to disease severity.
a False
b True ANS -b
A Gram-positive bacterium has a thin internal cell wall:
a True
b False ANS -b
, Which statement applies to all bacteria?
a They can only live inside a host's cells.
b They do not have mitochondria in their cytoplasm.
c They do not require oxygen to survive.
d They have a well-defined nucleus. ANS -b
What is the term for bacteria staining purplish-blue with Gram stain?
a Gram-neutral
b Gram-positive
c Gram-aerobic
d Gram-negative ANS -b
All bacteria have a capsule.
a False
b True ANS -a
Which type of RNA virus is carried from animal to animal by mosquitoes, ticks, and lice?
a Orthomyxovirus
b Arbovirus
c Paramyxovirus
d Coronavirus ANS -b
Which type of RNA virus is mouse hepatitis virus?
a Arbovirus
b Orthomyxovirus
c Coronavirus
d Paramyxovirus ANS -c
